to do something with great enthusiasm or energy
全身心投入某事，充满热情或精力 (quán shēn xīn tóurù mǒu shì, chōngmǎn rèqíng huò jīnglì)
"After the breakup, she threw herself into her work."
"分手后，她全身心投入到工作中。" (fēnshǒu hòu, tā quán shēn xīn tóurù dào gōngzuò zhōng)
to improve someone's mood or spirit
to join others in doing something together for a common goal
to recover or progress faster than others after a downturn
to leave school or university before finishing the course
to connect or act across national or cultural boundaries
to enter text or data using a keyboard
